[OMPI users] Openmpi (VASP): Signal code: Address not mapped (1)

2008-04-24 Thread Steven Truong
Hi. I recently encountered this error and can not really understand what this means. I googled and could not find any relevant information. Could somebody tell me what might cause this error? Our systems: Rocks 4.3 x86_64, openmpi-1.2.5, scalapack-1.8.0, Barcelona, Gigabit interconnections. T

Re: [OMPI users] Performance do not scale at all when run jobs on same single node (Rocks, AMD Barcelona, Torque, Maui, Vasp, Openmpi, Gigabit Ethernet)

2008-02-26 Thread Steven Truong
first job seemed to dominate and use most of the 400% CPU. Thank you. On Mon, Feb 25, 2008 at 11:36 PM, Steven Truong wrote: > Dear, all. We just finished installing the first batch of nodes with > the following configurations. > Machines: Dual Quad core AMD 2350 + 16 Gig of RAMs >

[OMPI users] Performance do not scale at all when run jobs on same single node (Rocks, AMD Barcelona, Torque, Maui, Vasp, Openmpi, Gigabit Ethernet)

2008-02-26 Thread Steven Truong
Dear, all. We just finished installing the first batch of nodes with the following configurations. Machines: Dual Quad core AMD 2350 + 16 Gig of RAMs OS + Apps: Rocks 4.3 + Torque (2.1.8-1) + Maui (3.2.6p19-1) + Openmpi (1.1.1-8) + VASP Interconnections: Gigabit Ethernet ports + Extreme Summit x4

Re: [OMPI users] Can not execute a simple command with openmpi

2007-05-18 Thread Steven Truong
.nanostellar.com Thank you. Steven. On 5/18/07, Steven Truong wrote: Hi, Jeff. Thanks so very much for all your helps so far. I decided that I needed to go back and check whether openmpi even works for simple cases, so here I am. So my shell might have exited when it detect that I ran non

Re: [OMPI users] Can not execute a simple command with openmpi

2007-05-18 Thread Steven Truong
ecutable: Host: node07.nanostellar.com Executable: node07 Cannot continue. -- On 5/18/07, Jeff Squyres wrote: On May 18, 2007, at 4:38 PM, Steven Truong wrote: > [struong@neptune 4cpu4npar10nsim]$ mpirun --mca bt

[OMPI users] Can not execute a simple command with openmpi

2007-05-18 Thread Steven Truong
Hi, all. Once again, I am ver y frustrated with what I have run into so far. My system is CentOS 4.4 x86_64, ifort 9.1.043, torque, maui. I configured openmpi 1.2.1 with this command. ./configure --prefix=/usr/local/openmpi-1.2.1 --with-tm=/usr/local/pbs --enable-static Now I just tried to run

Re: [OMPI users] Newbie question. Please help.

2007-05-09 Thread Steven Truong
Thank Jeff very much for your efforts and helps. On 5/9/07, Jeff Squyres wrote: I have mailed the VASP maintainer asking for a copy of the code. Let's see what happens. On May 9, 2007, at 2:44 PM, Steven Truong wrote: > Hi, Jeff. Thank you very much for looking into this issue

Re: [OMPI users] Newbie question. Please help.

2007-05-09 Thread Steven Truong
d, it would be most helpful if we could reproduce the error (and therefore figure out how to fix it). Thanks! On May 9, 2007, at 2:19 PM, Steven Truong wrote: > Oh, no. I tried with ACML and had the same set of errors. > > Steven. > > On 5/9/07, Steven Truong wrote: >> H

Re: [OMPI users] Newbie question. Please help.

2007-05-09 Thread Steven Truong
Oh, no. I tried with ACML and had the same set of errors. Steven. On 5/9/07, Steven Truong wrote: Hi, Kevin and all. I tried with the following: ./configure --prefix=/usr/local/openmpi-1.2.1 --disable-ipv6 --with-tm=/usr/local/pbs --enable-mpirun-prefix-by-default --enable-mpi-f90 --with

Re: [OMPI users] Newbie question. Please help.

2007-05-09 Thread Steven Truong
r. I forgot to mention that our environment has Intel MKL 9.0 or 8.1 and my machines are dual proc dual core Xeon 5130 . Well, I am going to try acml too. Attached is my makefile for VASP and I am not sure if I missed anything again. Thank you very much for all your helps. On 5/9/07, Steven T

Re: [OMPI users] Newbie question. Please help.

2007-05-09 Thread Steven Truong
$(CPP) $(FC) -FR -lowercase -O0 -c $*$(SUFFIX) to the end of the make file, It doesn't look like it is in the example makefiles they give, but I compiled this a while ago. Hope this helps. Cheers, Kevin On Tue, 2007-05-08 at 19:18 -0700, Steven Truong wrote: > Hi, al

[OMPI users] Newbie question. Please help.

2007-05-08 Thread Steven Truong
Hi, all. I am new to OpenMPI and after initial setup I tried to run my app but got the followign errors: [node07.my.com:16673] *** An error occurred in MPI_Comm_rank [node07.my.com:16673] *** on communicator MPI_COMM_WORLD [node07.my.com:16673] *** MPI_ERR_COMM: invalid communicator [node07.my.c